0,0,0,0,2,0,0,0,9
0,0,0,1,7,0,0,0,8
0,0,0,0,0,0,0,0,0,
0,0,0,4,1,0,0,0,0,
0,0,4,0,0,0,0,0,0,
0,0,7,0,0,0,2,0,0,
1,0,2,0,5,0,7,6,3
0,0,3,0,0,0,0,0,0,
0,6,0,7,0,0,8,0,1
